ci2 starts bisection 2025-10-17 03:42:12.589800978 +0000 UTC m=+127304.412152179
bisecting fixing commit since 3594f306da129190de25938b823f353ef7f9e322
building syzkaller on 40a34ec944732a2502ee67d92cc8c023355dfad4
ensuring issue is reproducible on original commit 3594f306da129190de25938b823f353ef7f9e322

testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 258fcac77ab375e20a7c3be5e03b4a16327fbe13b7a46eb53fa5b32c01381fe9
run #0: crashed: kernel BUG in insert_state
run #1: crashed: kernel BUG in insert_state
run #2: crashed: kernel BUG in insert_state
run #3: crashed: kernel BUG in insert_state
run #4: crashed: kernel BUG in insert_state
run #5: crashed: kernel BUG in insert_state
run #6: crashed: kernel BUG in insert_state
run #7: crashed: kernel BUG in insert_state
run #8: crashed: kernel BUG in insert_state
run #9: crashed: kernel BUG in insert_state
run #10: crashed: kernel BUG in __set_extent_bit
run #11: crashed: kernel BUG in insert_state
run #12: crashed: kernel BUG in insert_state
run #13: crashed: kernel BUG in insert_state
run #14: crashed: kernel BUG in insert_state
run #15: crashed: kernel BUG in insert_state
run #16: crashed: kernel BUG in insert_state
run #17: crashed: kernel BUG in insert_state
run #18: crashed: kernel BUG in insert_state
run #19: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: d05b2f86078bb4af90a34127bee9a5f4bd09d79597c66260aeb58b8de6cd9d95
all runs: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
kconfig minimization: base=7505 full=9711 leaves diff=1998
split chunks (needed=false): <1998>
split chunk #0 of len 1998 into 5 parts
testing without sub-chunk 1/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 8a4de1179dba36d9022c4aeda309b1d6dc94d7df8afe222d81fc5cff7caf6407
all runs: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 5d0f17ff839a75e3ee3759ef7337576d940925912e813608537db9386c83a61e
all runs: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: e82ec9d698cb6a1cebc3f81ec0a8f8be8e4efb0af34d0c4a4dd1b7faab011a1d
all runs: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 5a9140afef6fe835626c463a80df1059b2feaa79b85fd9539687094ffe15f5b1
all runs: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 0a679f677445c486797d99174ec8ba307f0d98aeee9ba3cc1b74178dccc9058d
all runs: crashed: kernel BUG in insert_state
representative crash: kernel BUG in insert_state, types: [BUG]
the chunk can be dropped
disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed
determining the merge base between 3594f306da129190de25938b823f353ef7f9e322 and 98ac9cc4b4452ed7e714eddc8c90ac4ae5da1a09
830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: ee3d15d2e31cffb07b360eb0fc2a8e6384626b8cdfd1be8d2dbf21a800f21311
run #0: basic kernel testing failed: kernel BUG in __page_table_check_zero
run #1: basic kernel testing failed: kernel BUG in page_table_check_set
run #2: basic kernel testing failed: kernel BUG in __page_table_check_zero
run #3: basic kernel testing failed: kernel BUG in page_table_check_set
run #4: basic kernel testing failed: kernel BUG in page_table_check_set
run #5: basic kernel testing failed: kernel BUG in page_table_check_set
run #6: basic kernel testing failed: kernel BUG in __page_table_check_zero
run #7: basic kernel testing failed: kernel BUG in page_table_check_set
run #8: basic kernel testing failed: kernel BUG in __page_table_check_zero
run #9: basic kernel testing failed: kernel BUG in __page_table_check_zero
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
reproducer does not crash the merge base, so there's no known bad commit
revisions tested: 8, total time: 2h20m5.271752685s (build: 1h49m40.541719318s, test: 26m8.73455502s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.1